<?php 
	header('Pragma: public');
	header("Expires: Mon, 26 Jul 1997 05:00:00 GMT"); // Date in the past
	header('Last-Modified: '.gmdate('D, d M Y H:i:s') . ' GMT');
	header('Cache-Control: no-store, no-cache, must-revalidate'); // HTTP/1.1
	header('Cache-Control: pre-check=0, post-check=0, max-age=0'); // HTTP/1.1
	header ("Pragma: no-cache");
	header("Expires: 0");
	header('Content-Transfer-Encoding: none');
	header('Content-Type: application/vnd.ms-excel;'); // This should work for IE & Opera
	header("Content-type: application/x-msexcel"); // This should work for the rest
	header('Content-Disposition: attachment; filename="'. 'schedule.xls' .'"');
?>
<?php 
	echo "<?xml version=\"1.0\"?>\n";
	echo "<?mso-application progid=\"Excel.Sheet\"?>\n";
?>